Republican Senator Marco Rubio on Tuesday announced bipartisan legislation

To ban China's popular social media app TikTok, ratcheting up pressure on owner ByteDance Ltd

Amid U.S. fears the app could be used to spy on Americans and censor content

The legislation would block all transactions from any social media company in or under the influence of China and Russia

Rubio's office said in a news release, adding that a companion bill in the U.S

House of Representatives was sponsored by Republican congressman Mike Gallagher and Democrat Raja Krishnamoorthi

It is troubling that rather than encouraging the administration to conclude its national security review of TikTok

Some members of Congress have decided to push for a politically-motivated ban

That will do nothing to advance the national security of the United States," a TikTok spokesperson said

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